Logitech Unifying Receiver for Connecting Multiple Devices
Amazon.com: Logitech Unifying Receiver USB Dongle for Logitech M185 Wireless Mouse and Keyboard : Electronics
Logitech Unifying Receiver For Mouse And Keyboard Adapter M325
USB Unifying Receiver for Logitech Mouse and Keyboard 73257010740 | eBay
Logitech USB Unifying Receiver | Lenovo US
Amazon.com: Logitech USB Unifying Receiver, 2.4 GHz Wireless Technology, USB Plug Compatible with all Logitech Unifying Devices like Wireless Mouse and Keyboard, PC / Mac / Laptop - Black : Electronics
New Logitech Unifying USB Receiver for Mouse and Keyboard, (993-000596) – nayejaisa.com
Genuine Tiny Unifying USB Receiver Dongle for Logitech Mouse and Keyboard Can Connect Up To Six (6) Devices w/ Unifying Logo - AliExpress
Zone Wireless Plus Unifying + Audio Receiver
Amazon.com: Logitech USB Unifying Receiver, 2.4 GHz Wireless Technology, USB Plug Compatible with all Logitech Unifying Devices like Wireless Mouse and Keyboard, PC / Mac / Laptop - Black : Electronics